<template>
    <el-row type="flex" class="row-bg" justify="space-between">
        <el-col :span="5">
          <div class="grid-content bg-purple">
            <el-image style="width: 40px; height: 40px" src="https://img2.baidu.com/it/u=2912510650,4206712384&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=500">
            </el-image>
            <div class="block" @click="home">首页</div>
            <div class="block" @click="study">学习</div>
          </div>
        </el-col>
        <el-col :span="10">
          <div class="grid-content">
            <el-autocomplete
              v-model="state"
              :fetch-suggestions="querySearchAsync"
              placeholder="请输入内容"
              @select="handleSelect"
            >
            <el-button slot="append" icon="el-icon-search">搜索</el-button>
          </el-autocomplete>
          </div>
        </el-col>
        <el-col :span="6">
          <div class="grid-content bg-purple-dark">
            <el-dropdown>
              <span class="el-dropdown-link">
                <el-avatar :src="avatarUrl" v-show="show"></el-avatar>
                <el-avatar src="https://cube.elemecdn.com/3/7c/3ea6beec64369c2642b92c6726f1epng.png" v-show="!show"></el-avatar>
              </span>
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item icon="el-icon-user-solid" v-show="show" @click.native="user">个人中心</el-dropdown-item>
                <el-dropdown-item icon="el-icon-error" v-show="show" @click.native="exit">退出</el-dropdown-item>
                <el-dropdown-item icon="el-icon-success" v-show="!show" @click.native="login">登录</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
            <div class="block" @click="message">消息</div>
            <div class="block" @click="history">历史</div>
            <el-button type="primary" round @click="publish">发布文章</el-button>
          </div>
        </el-col>
    </el-row>
    
</template>

<script>
export default {
  data() {
      return {
        restaurants:[],
        state:''
      };
    },
    computed:{
      show(){
        return this.$store.state.show
      },
      avatarUrl(){
        return this.$store.state.avatarUrl
      }
    },
    methods: {
      loadAll() {
        return [
          { "value": "三全鲜食（北新泾店）", "address": "长宁区新渔路144号" },
          { "value": "Hot honey 首尔炸鸡（仙霞路）", "address": "上海市长宁区淞虹路661号" },
          { "value": "新旺角茶餐厅", "address": "上海市普陀区真北路988号创邑金沙谷6号楼113" },
          { "value": "泷千家(天山西路店)", "address": "天山西路438号" },
          { "value": "胖仙女纸杯蛋糕（上海凌空店）", "address": "上海市长宁区金钟路968号1幢18号楼一层商铺18-101" },
          { "value": "贡茶", "address": "上海市长宁区金钟路633号" },
          { "value": "豪大大香鸡排超级奶爸", "address": "上海市嘉定区曹安公路曹安路1685号" },
          { "value": "茶芝兰（奶茶，手抓饼）", "address": "上海市普陀区同普路1435号" },
          { "value": "十二泷町", "address": "上海市北翟路1444弄81号B幢-107" },
          { "value": "星移浓缩咖啡", "address": "上海市嘉定区新郁路817号" },
          { "value": "阿姨奶茶/豪大大", "address": "嘉定区曹安路1611号" },
          { "value": "新麦甜四季甜品炸鸡", "address": "嘉定区曹安公路2383弄55号" },
          { "value": "Monica摩托主题咖啡店", "address": "嘉定区江桥镇曹安公路2409号1F，2383弄62号1F" },
          { "value": "浮生若茶（凌空soho店）", "address": "上海长宁区金钟路968号9号楼地下一层" },
          { "value": "NONO JUICE  鲜榨果汁", "address": "上海市长宁区天山西路119号" },
          { "value": "CoCo都可(北新泾店）", "address": "上海市长宁区仙霞西路" },
          { "value": "快乐柠檬（神州智慧店）", "address": "上海市长宁区天山西路567号1层R117号店铺" },
          { "value": "Merci Paul cafe", "address": "上海市普陀区光复西路丹巴路28弄6号楼819" },
          { "value": "猫山王（西郊百联店）", "address": "上海市长宁区仙霞西路88号第一层G05-F01-1-306" },
          { "value": "枪会山", "address": "上海市普陀区棕榈路" },
          { "value": "纵食", "address": "元丰天山花园(东门) 双流路267号" },
          { "value": "钱记", "address": "上海市长宁区天山西路" },
          { "value": "壹杯加", "address": "上海市长宁区通协路" },
          { "value": "唦哇嘀咖", "address": "上海市长宁区新泾镇金钟路999号2幢（B幢）第01层第1-02A单元" },
          { "value": "爱茜茜里(西郊百联)", "address": "长宁区仙霞西路88号1305室" },
          { "value": "爱茜茜里(近铁广场)", "address": "上海市普陀区真北路818号近铁城市广场北区地下二楼N-B2-O2-C商铺" },
          { "value": "鲜果榨汁（金沙江路和美广店）", "address": "普陀区金沙江路2239号金沙和美广场B1-10-6" },
          { "value": "开心丽果（缤谷店）", "address": "上海市长宁区威宁路天山路341号" },
          { "value": "超级鸡车（丰庄路店）", "address": "上海市嘉定区丰庄路240号" },
          { "value": "妙生活果园（北新泾店）", "address": "长宁区新渔路144号" },
          { "value": "香宜度麻辣香锅", "address": "长宁区淞虹路148号" },
          { "value": "凡仔汉堡（老真北路店）", "address": "上海市普陀区老真北路160号" },
          { "value": "港式小铺", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "蜀香源麻辣香锅（剑河路店）", "address": "剑河路443-1" },
          { "value": "北京饺子馆", "address": "长宁区北新泾街道天山西路490-1号" },
          { "value": "饭典*新简餐（凌空SOHO店）", "address": "上海市长宁区金钟路968号9号楼地下一层9-83室" },
          { "value": "焦耳·川式快餐（金钟路店）", "address": "上海市金钟路633号地下一层甲部" },
          { "value": "动力鸡车", "address": "长宁区仙霞西路299弄3号101B" },
          { "value": "浏阳蒸菜", "address": "天山西路430号" },
          { "value": "四海游龙（天山西路店）", "address": "上海市长宁区天山西路" },
          { "value": "樱花食堂（凌空店）", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "壹分米客家传统调制米粉(天山店)", "address": "天山西路428号" },
          { "value": "福荣祥烧腊（平溪路店）", "address": "上海市长宁区协和路福泉路255弄57-73号" },
          { "value": "速记黄焖鸡米饭", "address": "上海市长宁区北新泾街道金钟路180号1层01号摊位" },
          { "value": "红辣椒麻辣烫", "address": "上海市长宁区天山西路492号" },
          { "value": "(小杨生煎)西郊百联餐厅", "address": "长宁区仙霞西路88号百联2楼" },
          { "value": "阳阳麻辣烫", "address": "天山西路389号" },
          { "value": "南拳妈妈龙虾盖浇饭", "address": "普陀区金沙江路1699号鑫乐惠美食广场A13" }
        ];
      },
      querySearchAsync(queryString, cb) {
        var restaurants = this.restaurants;
        var results = queryString ? restaurants.filter(this.createStateFilter(queryString)) : restaurants;

        clearTimeout(this.timeout);
        this.timeout = setTimeout(() => {
          cb(results);
        }, 3000 * Math.random());
      },
      createStateFilter(queryString) {
        return (state) => {
          return (state.value.toLowerCase().indexOf(queryString.toLowerCase()) === 0);
        };
      },
      handleSelect(item) {
        console.log(item);
      },
      //发布文章
      publish(){
        this.$router.push({name: 'write'});
      },
      //回到主页
      home(){
        if(this.$route.path !== '/home'){
          this.$router.push({name: 'home'})
        }
      },
      //学习频道
      study(){
        if(this.$route.path !== '/study'){
          this.$router.push({name: 'study'})
        }
      },
      //消息中心
      message(){
        if(this.$route.path !== '/message'){
          this.$router.push({name: 'message'})
        }
      },
      //历史记录
      history(){
        if(this.$route.path !== '/history'){
          this.$router.push({ name: 'history' })
        }
      },
      user(){
        if(this.$route.path !== '/user'){
          this.$router.push({ name: 'user' })
        }
      },
      exit(){
        this.$store.commit('changeShow')
      },
      login(){
        this.$store.commit('login')
      }
    },
    mounted() {
      this.restaurants = this.loadAll();
      let avatarUrl = localStorage.getItem('img') || ''
      if(avatarUrl !== ''){
        this.$store.commit('userAvatarUrl', avatarUrl)
        this.$store.state.show = true
      }
    }
}
</script>

<style lang="less" scoped>
  .block{
      width: 30%;
      font-weight: 500;
      border-top: 1px solid transparent;
    }
  .block:hover{
      background-color: whitesmoke;
      border-top: 1px solid red;
      cursor: pointer;
    }
  .el-row {
    margin-bottom: 20px;
    &:last-child {
      margin-bottom: 0;
    }
  }
  .el-col {
    border-radius: 4px;
  }
  .bg-purple-dark {
    display: flex;
    justify-content: space-evenly;
    .el-dropdown{
      cursor: pointer;
      height: 40px;
    }
    .el-button{
      height: 40px;
    }
  }
  .bg-purple {
    display: flex;
    justify-content: space-evenly;
  }

  .grid-content {
    border-radius: 4px;
    min-height: 40px;
    .el-autocomplete{
      width: 100%;
      /deep/.el-input__inner{
        border-radius: 30px 0 0 30px;
      }
      /deep/.el-input-group__append{
        border-radius: 0 30px 30px 0;
        .el-button{
          margin: 0 -20px;
          background-color: red;
          color: white;
          border-radius: 0 30px 30px 0;
        }
      }
    }
  }
  .row-bg {
    padding: 10px 12px;
    height: 60px;
    background-color: #fff;
  }
</style>